When to visit Estes Park & Rocky Mountains without the crowds
Estes Park & Rocky Mountains (Colorado, United States) is calmest in January, February, March, April, October, November and December: fewer people and better prices. It gets busiest in June, July, August and September. Below is every month with crowds, temperatures and festivals. Careful with January, February, March, April, November and December: the calm has a reason (see the seasonal heads-ups).
Best months
Jun & Oct
When everyone heads home
The second half of August.
Tip
May to October you need a timed-entry slot; before 9 a.m. you don't.
Month by month
| Month | Crowds | Avg. high | Festivals & holidays |
|---|---|---|---|
| January | 2/5 · calm ⚠ | 2 °C (35 °F) | New Year's Day, Martin Luther King, Jr. Day |
| February | 1/5 · calm ⚠ | 2 °C (36 °F) | Presidents Day |
| March | 1/5 · calm ⚠ | 6 °C (43 °F) | |
| April | 1/5 · calm ⚠ | 9 °C (49 °F) | |
| May | 3/5 · moderate ⚠ | 14 °C (58 °F) | Memorial Day |
| June | 4/5 · busy | 22 °C (72 °F) | Juneteenth National Independence Day |
| July | 5/5 · busy | 25 °C (77 °F) | Independence Day |
| August | 4/5 · busy | 24 °C (75 °F) | |
| September | 4/5 · busy ✦ | 21 °C (70 °F) | Labour Day |
| October | 2/5 · calm ✦ | 14 °C (56 °F) | Elk rut season (Sep–Oct) |
| November | 2/5 · calm ⚠ | 8 °C (46 °F) | Veterans Day, Thanksgiving Day |
| December | 1/5 · calm ⚠ | 4 °C (38 °F) | Christmas Day |
⚠ = seasonal heads-up. ✦ = something special to see.
Before you go: seasonal heads-ups
- Trail Ridge Road closes from mid-October to late May.
What to see, and when
- Elk rut: bulls bugling at dusk (Sep–Oct).
Crowds are a relative index for each place: 1 is its calmest month and 5 its busiest. Temperatures: Copernicus ERA5, 2016–2025 average. Includes official tourism statistics (National Park Service, Rocky Mountain National Park, 2023-2025). How it works
Frequently asked questions
What is the best month to visit Estes Park & Rocky Mountains without the crowds?
The calmest month is usually February, March, April and December (crowds 1/5). In April the average high is 9 °C (49 °F). All the calm months: January, February, March, April, October, November and December.
When is Estes Park & Rocky Mountains most crowded?
The busiest season is June, July, August and September. The second half of August.
What is the weather like in Estes Park & Rocky Mountains?
Average highs range from 2 °C (35 °F) in January to 25 °C (77 °F) in July, from Copernicus ERA5 (2016–2025).
What should I know before going to Estes Park & Rocky Mountains?
Trail Ridge Road closes from mid-October to late May.
What is there to see in Estes Park & Rocky Mountains by season?
Elk rut: bulls bugling at dusk (Sep–Oct).
What festivals are there in Estes Park & Rocky Mountains?
The main ones: Elk rut season (Sep–Oct) (October).